Select the most appropriate option to fill in the blank.
Luck does not always favour us, so we must always depend _______ our own efforts for success.
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. upon.
The verb 'depend' is an intransitive verb that requires a preposition to indicate reliance or necessity.
The preposition 'upon' is grammatically correct after 'depend'. 'Depend upon' means to rely on or be determined by something.
The correct sentence is:- Luck does not always favour us, so we must always depend upon our own efforts for success.